Please only add to this page twitter accounts which represent a NASA center, facility, mission, or organization. Do not add enthusiast or fan twitter accounts. We were finding that the official list of NASA twitter accounts at http://www.nasa.gov/connect/ was not listing the full range of official NASA twitter accounts, so we thought a page in the wiki would be a better way to keep track of them. Also, only add accounts that have posted within the last 6 months to the top part of this list. The last section of this page is for inactive accounts.

Tweetups, Blogs, Podcasts, & Images

Goddard Space Flight Center, Each day a different image or photograph of our fascinating universe is featured, along with a brief explanation written by a professional astronomer. http://apod.nasa.gov/apod/

Pasadena, Calif., This account follows the staff and guests of #NASATweetup events held at NASA's Jet Propulsion Laboratory. The next event at @NASAJPL will be June 6, 2011. http://go.nasa.gov/JPLtweet

Name: Spirit and Oppy, Location: Mars: Gusev Crater & Meridiani, Roaming the Red Planet on six wheels since Jan 2004. The official mission Twitter of the Spirit and Opportunity rovers. http://marsrovers.jpl.nasa.gov

NASA's Dawn Mission, Location: the asteroid belt, The first true spaceship with two ports of call, the most massive objects in the asteroid belt: Vesta and Ceres. Tweets from Dawn's outreach & media team http://dawn.jpl.nasa.gov

NASA Landsat Program, Greenbelt, MD, The Landsat Program is a series of Earth-observing satellite missions jointly managed by NASA and USGS. The first Landsat satellite launched in 1972. http://landsat.gsfc.nasa.gov

NASA MMS Mission, NASA, The Magnetospheric Multiscale (MMS) mission is comprised of four identically instrumented spacecraft that will study the microphysics of magnetic reconnection. http://mms.gsfc.nasa.gov

RWIW Challenge, United States, NASA RWIW is a high school level engineering design challenge in which teams are tasked with developing solutions to problems regarding JWST & Robonaut 2. http://www.nasarealworldinworld.org/

flying over the western US, The Western States Fire Mission supports incident managers with near real-time fire imagery collected from the AMS-Wildfire sensor on NASA airborne platforms. http://geo.arc.nasa.gov/sge/WRAP/

NASA NightSkyNetwork, Follow us to keep up with stargazing! We're stargazers, a community of over 350 astronomy clubs in the U.S. that hold free & low-cost stargazing events. http://nightskynetwork.org

Space Apps Challenge, The Space Apps Challenge will be held in 2012 that will encourage scientists and concerned citizens from all seven continents – and in space – to create. http://open.nasa.gov/appschallenge

NASA Ames Research Center, Moffitt Field, CA, The PharmaSat experiment and flight system are designed to measure the influence of microgravity upon yeast resistance to an antifungal agent. http://tia.arc.nasa.gov/pharmasat/